From interval arithmetic, an analytical method of interval finite element of uncertain structure is presented by combining interval analysis with the finite element method.
根据区间运算规则，将区间分析与有限元方法相结合，提出了非概率不确定的结构的一种区间有限元分析的方法。
This method conquer the difficulty of the huge numerical computation of the traditional finite element method and an analytical analysis method of stochastic structure analysis is formed.
这样一来克服了传统的有限元数值方法计算量大的困难，确立了随机梁结构分析的一种解析方法。
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